898490924

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{108461}}^1$

素因数の和:108593

約数の個数: 24

約数和(自身を含む): 1670314800

約数和(自身を除く): 771823876

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 108461, 216922, 433844, 2060759, 4121518, 8243036, 11822249, 23644498, 47288996, 224622731, 449245462, 898490924]

約数ペア:

[(1, 898490924), (2, 449245462), (4, 224622731), (19, 47288996), (38, 23644498), (76, 11822249), (109, 8243036), (218, 4121518), (436, 2060759), (2071, 433844), (4142, 216922), (8284, 108461)]